Wiper Motor -

A spiral gear on the motor shaft rotates a larger toothed wheel. This setup provides significant torque multiplication (often 50x) while reducing speed to a level suitable for wiping.

An internal electronic circuit that ensures wipers return to their "home" position at the bottom of the windshield even after the switch is turned off. How It Works Everything You Ever Wanted to Know about Wiper Motors wiper motor

Features copper wire windings and brushes that create a magnetic field to spin an internal armature. A spiral gear on the motor shaft rotates